NEW-ERA STEEL TUBE TECHNOLOGY CO.,LTD
| Payment Terms | T/T |
| Supply Ability | 2500 tons/month |
| Delivery Time | 45 days |
| Packaging Details | Packing in wooden box，hexagonal bundles or other seaworthy ways. |
| Product Name | Seamless Steel Tubes For Gas Cylinder GB 18248 37Mn 30CrMo |
| Shape | Round |
| OD Size | 4-1200mm |
| WT Size | 0.3-200mm |
| Steel Material | 37Mn 30CrMo 34CrMo4 35CrMo |
| Application | For High Pressure Gas Cylinder |
| Surface | With Anti Rust Protection |
| Length | 4-12.5m |
| Brand Name | New Era |
| Model Number | GB 18248 |
| Certification | ISO 9001 ISO 14001 TS 16949 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 2500 tons/month |
| Delivery Time | 45 days | Packaging Details | Packing in wooden box，hexagonal bundles or other seaworthy ways. |
| Product Name | Seamless Steel Tubes For Gas Cylinder GB 18248 37Mn 30CrMo | Shape | Round |
| OD Size | 4-1200mm | WT Size | 0.3-200mm |
| Steel Material | 37Mn 30CrMo 34CrMo4 35CrMo | Application | For High Pressure Gas Cylinder |
| Surface | With Anti Rust Protection | Length | 4-12.5m |
| Brand Name | New Era | Model Number | GB 18248 |
| Certification | ISO 9001 ISO 14001 TS 16949 | Place of Origin | China |
| High Light | hydraulic cylinder pipe ，pneumatic cylinder tubing | ||
Seamless Steel Tubes for Gas Cylinder GB 18248 37Mn 30CrMo
SPEC:
Material:37Mn 30CrMo 34CrMo4 35CrMo
Diameter : 4-1200mm
Wall thickness : 0.3-200mm
Length : 4-6m Upon customer's request
Production method: Hot rolling(extrusion), cold drawn, cold rolled
Delivery condition: BK,GBK,NBK
Chemical composition of Seamless Steel Tube for GasCylinder:
| Steel Grade | Chemical composition | ||||||||||
| C | Si | Mn | P | S | P+S | Cr | Mo | V | Ni | Cu | |
| 37Mn | 0.34-0.40 | 0.10-0.30 | 1.35-1.65 | ≤0.030 | ≤0.030 | ≤0.055 | ≤0.30 | / | / | ≤0.30 | ≤0.20 |
| 34Mn2V | 0.30-0.37 | 0.17-0.37 | 1.40-1.75 | ≤0.030 | ≤0.030 | ≤0.055 | ≤0.30 | / | 0.07-0.12 | ≤0.30 | ≤0.20 |
| 30CrMo | 0.26-0.34 | 0.17-0.37 | 0.40-0.70 | ≤0.030 | ≤0.030 | ≤0.055 | 0.80-1.10 | 0.15-0.25 | / | ≤0.30 | ≤0.20 |
| 35CrMo | 0.32-0.40 | 0.17-0.37 | 0.40-0.70 | ≤0.030 | ≤0.030 | ≤0.055 | 0.80-1.10 | 0.15-0.25 | / | ≤0.30 | ≤0.20 |
Seamless steel pipes Mechanical Properties :
| Steel Grade | Tensile Strength MPa | Yield Strength MPa | Elongation % |
| 37Mn | ≥750 | ≥630 | ≥16 |
| 34Mn2V | ≥745 | ≥530 | ≥16 |
| 30CrMo | ≥930 | ≥785 | ≥12 |
| 35CrMo | ≥980 | ≥835 | ≥12 |
Tolerance of seamless gas cylinder steel pipe:
1. Tolerance of the OD,WT:
| Production Method | Tolerance for OD & WT % | |
| Tolerance for OD | Tolerance for WT | |
| Hot rolling Tube | ±1.0 | +12.5 -10 |
| Cold Drawn (Cold Rolled) Tube | ±0.75 | +12.5 -10 |
Widely used in the field of: for Gas Cylinder Applications, Oil Cylinders/Telescopic Cylinders, mechanical and general engineering purposes.
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Company Details
Business Type:
Manufacturer
Year Established:
1988
Total Annual:
100000000-15000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int... Zhejiang New Era Steel Tube Technology Co., Ltd is one of the best seamless steel tube products manufacturer and exporter in china. Our main products include cold drawn and cold rolled seamless steel tubes .We can manufacture non-standard and special application tubes, also according to the int...
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