SHANGHAI UNITE STEEL
| Supply Ability | 800 piece/month |
| Delivery Time | Within 5-35 days |
| Packaging Details | Wooden case or according to customers' requirement |
| Key words | forged steel rings |
| Quality Standard | ASTM, EN, JIS |
| Surface | Black, Smooth |
| Payment | T/T or L/C |
| UT | ASTM A 388 or according to customers' requirement |
| Size | OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm |
| Brand Name | UST |
| Model Number | OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm |
| Certification | ISO9001 |
| Place of Origin | CHINA |
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Product Specification
| Supply Ability | 800 piece/month | Delivery Time | Within 5-35 days |
| Packaging Details | Wooden case or according to customers' requirement | Key words | forged steel rings |
| Quality Standard | ASTM, EN, JIS | Surface | Black, Smooth |
| Payment | T/T or L/C | UT | ASTM A 388 or according to customers' requirement |
| Size | OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm | Brand Name | UST |
| Model Number | OD up to 8,000mm; ID up to 7,800mm; Thickness up to 500mm | Certification | ISO9001 |
| Place of Origin | CHINA | ||
| High Light | Steel Forged Rings ，Forging Stainless Steel | ||
SAE4145/SCM445 /50CrMo4/din 1.7228 Professional alloy hot forged steel rings
Application:
Comparision of Steel Grades:
| GB 35CrMo | Comparision of steel grades | |
| JIS | 4145H | |
Chemical Composition:
| Standard | Grade | C | Si | Mn | P/S | Cr | Mo |
| GB | 45CrMnMo | 0.42-0.48 | 0.15-0.30 | 0.75-1.20 | 0.035(MAX) | 0.75-1.20 | 0.35-0.45 |
Steel for petroleum is required to have high purity, good obdurability and equal direction capacity. EX30, SN2025 steel is mainly used for roller bit of petroleum drill bits, 37CrMnMo(4137H) is used for manufacturing petroleum drill rod joint, 4145H is mainly used for petroleum drill rod and drill spindle.
Processing route:
EAF + LF + VD + ingot + hot forged+ heat treatment
Test:
Our Company details:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
Year Established:
2010
Total Annual:
10000000-25000000
Employee Number:
50~110
Ecer Certification：
Active Member
We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national... We, Shanghai Unite Steel are committed to integrate engineering steel resources in china and serve the global engineering steel market. Our company has more than 15 years of experience in steel researching, production, managing and sales. And our team mostly are based on and worked in national...
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