TORICH INTERNATIONAL LIMITED
| Name | GB28884 30CrMoE, 42CrMoE Seamless Steel Tubes for 300-3000L Large Volume Gas Cylinder |
| Shape | Round |
| Grade | 30CrMoE, 42CrMoE |
| Usage | Gas Cylinder Pipe |
| Surface | annealed |
| OD | 356-1000mm |
| WT | 1-100mm |
| Length | 4-12m |
| Technique | Cold Drawn,Hot Rolled,Cold Rolled |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 25000 Ton/Tons per Year |
| Delivery Time | 30-40 WORK DAYS |
| Packaging Details | in bundles with seaworthy packing |
| Place of Origin | Zhejiang, China (Mainland) |
| Brand Name | Torich |
| Model Number | GB28884 |
| Certification | ISO9001:2008 ISO14001:2008 |
View Detail Information
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Product Specification
| Name | GB28884 30CrMoE, 42CrMoE Seamless Steel Tubes for 300-3000L Large Volume Gas Cylinder | Shape | Round |
| Grade | 30CrMoE, 42CrMoE | Usage | Gas Cylinder Pipe |
| Surface | annealed | OD | 356-1000mm |
| WT | 1-100mm | Length | 4-12m |
| Technique | Cold Drawn,Hot Rolled,Cold Rolled | Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 25000 Ton/Tons per Year | Delivery Time | 30-40 WORK DAYS |
| Packaging Details | in bundles with seaworthy packing | Place of Origin | Zhejiang, China (Mainland) |
| Brand Name | Torich | Model Number | GB28884 |
| Certification | ISO9001:2008 ISO14001:2008 | ||
| High Light | seamless steel pipe ，seamless carbon steel tube | ||
Product Name: GB28884 30CrMoE, 42CrMoE Seamless Steel Tubes for 300-3000L Large Volume Gas Cylinder
Size range: O.D.: 356-1000mm W.T.: 1-100mm L:max12000mm
Material: 30CrMoE, 42CrMoE
Applications: for 300-3000L Large Volume Gas Cylinder Applications, Oil Cylinders/Telescopic Cylinders, mechanical and general engineering purposes.
Tolerance:
| Category | Size | Tolerance |
| Outside Diameter(D) | - | ±1%D |
| Minimum Wall Thickness(Smin) | D≤559 | +25%Smin 0 |
| D>559 | +27.5%Smin 0 | |
| Wall Thickness(S) | D≤559 | +12.5%S -10%S |
| D>559 | ±12.5%S |
Steel Grade and Chemical Component
| No. | Grade | Group | Chemical component,% | ||||||||
| C | Si | Mn | P | S | Cr | Mo | Ni | Cu | |||
| 1 | 30CrMoE | 1a | 0.25~ 0.35 | 0.15~ 0.35 | 0.40~ 0.90 | ≤0.020 | ≤0.010 | 0.80~ 1.10 | 0.15~ 0.25 | ≤0.30 | ≤0.20 |
| 2 | 2 | 0.26~ 0.34 | 0.17~ 0.37 | 0.40~ 0.70 | ≤0.020 | ≤0.010 | 0.80~ 1.10 | 0.15~ 0.25 | ≤0.30 | ≤0.20 | |
| 3 | 42CrMoE | 1b | 0.40~ 0.45 | 0.15~ 0.35 | 0.75~ 1.00 | ≤0.020 | ≤0.010 | 0.80~ 1.10 | 0.15~ 0.25 | ≤0.30 | ≤0.20 |
| 4 | 2 | 0.38~ 0.45 | 0.17~ 0.37 | 0.50~ 0.80 | ≤0.020 | ≤0.010 | 0.90~ 1.20 | 0.15~ 0.25 | ≤0.30 | ≤0.20 | |
| a Grade30CrMoE group1 is equivalent to 4130X. bGrade42CrMoE group1 is equivalent to 4142 | |||||||||||
MECHANICAL PROPORTIES:
| Steel Grade | Tensile Strength
Ra / MPa | Lower yield strength or specified plasticity elongation
ReL or Rp0.2a / MPa | percentage elongation after fracture
A50mma/ % | Yield ratio
(ReL/Ra or Rp0.2/Ra)/% | Hardness HBW | -40℃ Shock absorption energy KV2/ J | |
| Average | Single Sample | ||||||
| 30CrMoEb | ≥720 | ≥485 | ≥20 | ≤86 | ≤269 | ≥40 | ≥32 |
| 42CrMoEc | ≥930 | ≥760 | ≥16 | - | ≤330 | ≥40 | ≥32 |
| 30CrMoE mechanical property is equivanlent to 4130X 42CrMoE mechanical property is equivanlent to 4142 | |||||||
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
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