After this year, a new coronary pneumonia epidemic interrupted planned recovery efforts.

While actively preventing and controlling epidemics, we have strengthened our learning and conducted online webcasting studies within the company.

Staff from various departments actively prepared materials, and carried out online learning work and broadcast it online.

On February 17, 2020, Manager Liu shared the company’s main products
Product knowledge of casting and forging
Our products include: smelting pots, slag tanks, heat treatment trays, baskets, cobalt-based alloys, nickel-based alloys, valve ball and valve seats, heat-resistant steel precision castings, heat-resistant steel tubes, wear-resistant liners
Chemical composition description: Alloy composition of wear-resistant, heat-resistant and corrosion-resistant castings and forgings
Production process: sand casting, precision casting, free forging process, lost foam casting, coated sand process, powder metallurgy
Production cycle

On February 18, 2020, Jia Ci will share with you how to develop new customers on social media?
01. LinkedIn account profile design
02. LinkedIn profile design
03. Build your own “fish pond” with LinkedIn
04. Give full play to the charm of social platforms

February 19, 2020 Tao Yikuan shares knowledge of heat-resistant steel castings and forgings
Heat-resistant steel products mainly include the following product series:
Heat treatment tray and frame
Centrifugal cast pipe
Furnace roll
Radiant tube
Grate bar
Heat-resistant steel precision casting
Heat-resistant steel castings are produced using different international standards
ASTM A297 HU, HT, HK, HL, HN
1.4823, 1.4849, 1.4865, 2.4879

According to customer drawings, different casting processes can be used: precision casting process, lost foam casting process, sand casting process, coated sand casting process

On February 20, 2020, the business group Hu Mengyu introduced copper alloys and aluminum alloys.
Grades of copper alloys; 1. Lead brass / lead bronze: C19150, C31400, C31600, C36000, C33500, UH-12, C19160, C18700, etc.
2. Phosphor bronze: Hsn62-1, Qsn4-3, Qsn5-5-5, Qsn6.5-0.1, Qsn4-0.3, Qsn4-4-2.5, Qsn4-4-4, QSn7-0.2, QSn6-6-3 ,Wait.
3. Tin phosphor bronze: C93200 / SAE660, C93700 / SAE64, C54400, C51000, C52100, C48500, C46200, CC493K, etc.
4. Silicon bronze / silicon brass: HSi80-3, QSi3-3.5-1.5, QSi3-1, QSi1-3, QSi1.8, QSi1.5-0.3, C65100, C65500, C65800, etc.
5. Nickel white copper / copper nickel alloy: C71000, C70400, C71500, C70600, B10, B19, B20, B30, BFe30-1-1, BFe10-1-1, C75200, C79200, Monel400, MonelK500, N04400, N05500, NCu28 -2.5-1.5, NCu40-2-1, etc.
6. Manganese brass / manganese white copper: HMn62-3-1, QMn5, HMn57-3-1, HMn58-2, BMn3-12, BMn40-1.5, etc.
7. Aluminum bronze: QAl9-2, QAl9-4, QAl10-3-1.5, QAl10-4-4, C62300, C61400, C63000, C63200, C95400, C95800, ZCuZn25Al6Fe3Mn3, etc.
8. Copper tellurium alloy: C14500, QTe0.5 …
9. Chrome copper / chrome zirconium copper / beryllium copper: C18150, C18200, C15000, C15100, C17200, QBe2.0, CuCrZr, C17500, C18000, C17510
Grades of aluminum alloys: Deformed aluminum alloys can be classified into rust-proof aluminum (LF), hard aluminum (LY), super-hard aluminum (LC) and wrought aluminum (LD) according to their performance characteristics and uses. The cast aluminum alloy is divided into four types: aluminum-silicon (AL-Si), aluminum-copper (Al-Cu), aluminum-magnesium (Al-Mg), and aluminum-zinc (Al-Zn).
Meaning of letters in aluminum alloy
O: Annealed state (lowest hardness)
F: Free machining state
H: Work hardened state (enhanced hardness)
W: solid state heat treatment
T: heat treatment state
①T2—annealed state (only for castings).
②T5: artificial aging after cooling from molding temperature.
③T6: artificial aging after solution treatment.
Types of copper alloys: copper rods, copper pipes, copper powder, copper plates, copper strips, copper castings, copper forgings
Process: Die casting process, precision casting process, hot rolling process, cold rolling process
Type of aluminum alloy: aluminum rod, aluminum powder, aluminum plate, aluminum ingot, aluminum strip, aluminum casting, aluminum forging
Process: die casting process, precision casting process, hot rolling process, cold rolling process

February 21, 2020 Chen Yu shared EDM marketing process
EDM mail is a commonly used form of mail development.
The operation of EDM mail in Ali platform is as follows:
Pull customers from the high seas into the customer list for classified marketing. Generally, only customers who have seen in-store products or potential customers are added, and the rest are not added.
Categorize customers without customer groups and customer groups. Click on the customer’s details page. You can see those customers who have visited the store or visited the customer, and then categorize them.
Set up email templates for targeted email marketing for different customer groups
View the effects of sending emails, analyze problems, improve email templates, and increase customer response rates. .

February 22, 2020 Cheng Ningjing shared rig knowledge
Rig types:
1. Drilling rigs can be classified according to use, such as core drilling rigs, petroleum drilling rigs, hydrogeological survey and water well drilling rigs, engineering geological survey rigs, tunnel rigs and engineering construction rigs.
2. Classification by drilling method
(1) Percussion drilling rig: Wire rope impact type and drill rod impact type.
(2) Rotary drilling rig: vertical shaft type–handle feed type, screw differential feed type, hydraulic feed type rig;
Rotary disc type-steel rope plus decompression type, hydraulic cylinder plus decompression type rig;
Mobile gyrator type-full hydraulic power head type, mechanical power head type drilling rig.
(3) Vibration drill
(4) Compound drilling rig: Vibration, shock, rotation, static pressure and other functions are combined together in different combinations.
GXY-1 vertical shaft drilling rig is suitable for engineering geological survey, general survey and exploration of solid deposits, blast holes and inspection holes of various concrete structures. Depending on the stratum, diamond, hard alloy, spiral and other drill bits can be selected for drilling.

On February 24, 2020, Liu Dongxing shared the operation of Google Bird for everyone
The daily operation of the company’s website BusinessCompass, how to enter the operation page, how to respond to customers in a timely manner, how to bring inquiries from customers, how to increase website traffic and analyze data.
Blogging is an important way for websites to conduct SEO. How to write professional blog posts that bring valuable information to society:
Relevant to the company’s castings and forgings and mechanical products, including product technical parameters, characteristics and usage methods, and customer feedback, how to further improve our products and services.
Capture industry trends, new technologies, new processes, and market price fluctuations
The company’s internal activities are reported in time and in various forms, allowing customers to understand us from different perspectives, understand our products, our services, our team, our philosophy, and better conduct inquiry conversion and long-term cooperation.

February 25, 2020 Ni Wanqi shares rig expertise
Components of rig equipment: 1. Lifting system 2. Rotating system 3. Circulating system 4. Power system 5. Transmission system 6. Control system 7. Base 8. Auxiliary equipment
Drilling equipment: 1. Conventional land rig 2. Desert rig
3. Truck-mounted drilling rig 4. Continuous pipe operating rig 5. Inclined well drilling rig
6. Offshore Drilling Platform
Type of Rig: Water Well Drilling Rig: Water Well Drilling Rig
Core Drilling Machine
Exploratory Drilling Rig
Rotary Drilling Rig
Anchor Drilling Rig
She introduced the characteristics and parameters of the following various rigs:
GYQ-200, GYQ-200A, GYQ-200B drilling rig
All three types of drilling rigs are suitable for industrial and civil buildings and engineering geological surveys of highways, railways, bridge foundations, dam sites, water conservancy, wells, prospecting and other engineering geological surveys. Pile hole construction, etc.
main feature
1. A more reasonable speed range is selected. There are eight speed levels, centralized speed change, self-locking with each other, large low-speed torque, and a wide range of use. It is suitable for both engineering geological survey and diamond core drilling.
2. The drilling rig has two speeds of reversing speed, which is convenient for handling faults safely.
3. The rotary chuck adopts two types of manual ball chuck and automatic centering hydraulic chuck for users to choose.
GYQ-200 is a manual ball card type, which is reliable in clamping, does not hurt the active drill pipe, and can be implemented without stopping the bar.
GYQ-200A and GYQ-200B are hydraulic chuck type, which can clamp six-way active drill pipe or round drill pipe.
4. Equipped with enough instruments, which is helpful for grasping the situation in the hole, with fewer operating handles, more reasonable layout, flexible and reliable operation.
5. The two-plate normally closed friction clutch is adopted, which is flexible to open and close, and easy to adjust and use.
6. GYQ-200B drilling rig has a large vertical through hole, reaching ф93mm, and can use ф89 triple drill pipe for rotary spraying operation.
7. Equipped with front and rear moving oil cylinders, the gyrator moves 465 mm backwards, which brings a lot of convenience to lifting and lowering the drilling tool.
8. The rig is light in weight, compact in structure and easy to disassemble and can be applied to drilling work in hills or mountains.
GYQ-300A drilling rig is an upgraded and improved product of GXY-2 drilling rig. It mainly adds the winch detachment function structure, thereby extending the service life of the hoist. This drilling rig is a vertical transmission rotary drilling rig with mechanical transmission and hydraulic feed. It can be applied to engineering geological survey, general survey of solid deposits, grouting of dams and ventilation and drainage of tunnels. Depending on the drilling formation, cemented carbide, steel sand, spiral and other types of drill bits can be selected for drilling. The structure of this rig has the following characteristics:
1. A more reasonable speed range is selected. There are eight speed levels, centralized speed change, self-locking with each other, large low-speed torque, and a wide range of use.
2. The drilling rig has two speeds of reversing speed, which is convenient for handling faults safely.
3. The self-centering hydraulic chuck is adopted, which is convenient for clamping and loosening the drill pipe. And has a hydraulic feed mechanism, strong pressure and lifting capacity.
4. Equipped with sufficient instruments, it is helpful to grasp the situation in the hole, fewer operating handles, more reasonable layout, flexible and reliable operation.
5. The two-plate normally closed friction clutch is adopted, which is flexible to open and close, and easy to adjust and use.
6. The rig is light in weight, compact in structure, easy to disassemble, and suitable for drilling work in hills or mountains.
7. The hoist has a detachment function. Increased the service life of the hoist.
GXYB series pump-machine integrated engineering survey rig is suitable for engineering geological survey, general survey of solid deposits, blast holes (can be equipped with impactors), inspection holes for various concrete structures, micro pile drilling, dam grouting drilling, small water well Boring, drilling of soil anchor holes. Depending on the formation, drill bits such as carbide, diamond, and auger can be used for drilling.

Main features: 1. The integrated structure of the pump and the machine reduces the area of ​​the site, reduces one power machine, saves energy, and reduces economic costs.
2.High input power, large output torque and strong drilling ability;
3.With hydraulic feed structure;
4.Hydraulic moving device is used to make openings (A, B, C configuration);
5. High-speed model is suitable for diamond drilling in hard rock formations;
6.Equipped with towing structure or loaded on track chassis with strong maneuverability;
7.Compact structure, small size, light weight, convenient disassembly and assembly;
8.There are many variable speed stages, and the process adaptability is strong;
9.With reversing device, low labor intensity and safety when handling accidents and unloading drill pipes;
10. Can be applied to hilly and mountainous operations.
MDL-135D, MDL-150D, MDL-200D crawler-type deep foundation pit anchoring rigs are developed based on domestic subways, high-rise buildings, airports, ground source heat pumps and other deep foundation pits for anchoring, rotary jetting and precipitation.
Scope of application:
Foundation pit precipitation mini-filled piles, geothermal hole (water well) construction, survey, static sounding (5T static sounding), dynamic sounding and other projects.
Suitable for the following process construction
1.1 Anchorage can be applied to drill pipe drilling, casing drilling, and compound drilling of drill pipe casing.
1.2 Rotary spraying can be suitable for single, double, triple rotary spraying and other methods. By configuring different modules for single, double, triple rotary spraying, fixed spraying and swing spraying.

2. The torque and speed can be reasonably arranged according to actual needs. The stroke of the propulsion rack is 3.4 meters, and the compound drilling of 3 meters of drill pipe and casing can be performed. The corresponding torque gyrator can be configured according to different strata, which improves the rig’s performance. Adaptability.

3 Equipped with a crawler chassis, a high-position rotating platform, a large-diameter outrigger cylinder, a 0.9-meter carriage, and an orifice support device, which makes the drilling rig extremely convenient to move and position, and is stable and reliable when drilling.
4. Equipped with clamping shackle, which makes the labor intensity and efficiency of loading and unloading drill pipe and casing low.
5. The corresponding drilling tools have been developed for the following construction processes:
5.1 Three-wing drill bit drilling, mud slag discharge, suitable for high-speed drilling of soil and sand layers.
5.2 Air DTH hammer drilling, air slagging. Applicable to the construction of rock layers and broken layers.
5.3 The bottom of the hole is drilled by hydraulic hammer, and the mud is discharged. It is suitable for the construction of stratums with large water content such as broken layers and sand layers.
5.4 Casing drilling.
5.5 drill pipe and casing compound drilling.

February 26, 2020 Xiao Wei of the Foreign Trade Group shares nickel plates & nickel plates
Nickel rod production grades:
National standard: N4, N5, N6, N7
American Standard: N02200, N02201, NCu28-2.5-1.5, NCu40-2-1
Nickel rod implementation standards:
National standard: GB / T4435-1984
American Standard: ASTM B160
Nickel rod production specifications:
Diameter (6.0 ~ 150) * Length (500-6000)
Production state of nickel rod: hot working state (R) cold working state (Y) annealed state (M)
Nickel rod manufacturing process: hot rolling hot forging (polishing)
Implementation standard of nickel plate:
GB / T2054-2005 ASTM B127-1998 ASTM B162-1999
Material of nickel plate:
N4, N5, N6, N7 N02200 N02201 NCu28-2.5-1.5 NCu40-2-1
State of nickel plate: annealed state (M), hard state (Y)
Specification of nickel plate (thickness * width * length / mm): 0.5-20 * 200-1000 * 500-3000

 

February 27, 2020 Fang Lijun shared basic knowledge of high strength bolts
According to the shape of the head: hex head, round head, oval head, square head, countersunk head …
Classified by material:
Carbon Steel Bolt: High strength, suitable for large equipment fastening
Carbon steel is divided into low carbon steel, medium carbon steel, high carbon steel and alloy steel. Specific materials are: 45 steel, A3 steel, 40Cr, 35CrMo, 42CrMo (4140)
Stainless steel bolts: oxidation and corrosion resistance
Duplex stainless steel 2205, 2507, 17-4PH, Ni200, SS304, SS316, SS316L, SS201, 310S.
Superalloy bolts:
Nickel-based alloys: Monel 400, Monel K500, Incoloy926, 800H, 825, 925, C276, Inconel 718, 601, 725, 750
Titanium alloy bolts: TA1, TA2, TC4
Aluminum alloy bolts: Aluminum 5052,6061,7075
Brass brass bolts: H61, H62
7. Bronze bronze bolt: C65500 QAl9-2 C64700 cuni2si
8. UNS C11000 Copper: Antimony copper
Stainless steel screws are classified into austenitic stainless steel, ferritic stainless steel, martensitic stainless steel, and precipitation hardening stainless steel. The selection of stainless steel fasteners is also principled. In what way do you choose the stainless steel screws you need? According to their own needs and working conditions, after a comprehensive and comprehensive consideration of the material and grade of the bolt, the grade, variety, specification and material standard of the stainless steel screw is finally determined, which has reached the highest cost performance.

On February 28, 2020, Yang Jing shared the knowledge of cobalt-based welding wire electrodes.
Common welding materials include welding rods, welding wires, and welding powder. The sharing mainly introduced the basic model, material grade, production use of the electrode, the hardness of the welding layer of different types of electrodes, the precautions for the use of the electrode, and the production process and process.
Commonly used cobalt-based alloy surfacing materials are EDCoCr-A, EDCoCr-B, EDCoCr-C, Stellite 1, Stellite 6, Stellite 12, Stellite 21, and Stelltie 31.
Features: Cobalt-based electrode deposited metal has excellent comprehensive heat resistance, corrosion resistance and oxidation resistance, at 600 degrees Celsius

After ten days of study, the employees’ knowledge has been improved. It is important that in the busy work and study, without fear of facing the epidemic, we work together to overcome the epidemic and cheer for the world! Come on China! Come on Wuhan.

A group of people, one road, insisting on going all the way, it is not easy to be together, and the relationship is even greater.
A group of people with one heart, willing to suffer again and again, it is not easy to be together, to light up life without giving up
No matter how many winds and rains, we are heading for the wind, no matter how many failures, we never give up, we have you all the way, cherish even more, and treat each other as ourselves.
No matter how many tears, we encourage ourselves, no matter how much sweat, we believe in ourselves, work harder and forge ahead, be more determined, baptize with time, and life is more meaningful.
A group of people, one road, insisting on going all the way, it is not easy to be together, and the relationship is even greater.
A group of people with one heart, willing to suffer again and again, it is not easy to be together, to light up life without giving up

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