TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 25000 Ton/Tons per Year |
| Delivery Time | 30-40 WORK DAYS |
| Packaging Details | in bundles with seaworthy packing |
| 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 |
| Brand Name | Torich |
| Model Number | GB28884 |
| Certification | ISO9001:2008 ISO14001:2008 |
| Place of Origin | Zhejiang, China (Mainland) |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 25000 Ton/Tons per Year |
| Delivery Time | 30-40 WORK DAYS | Packaging Details | in bundles with seaworthy packing |
| 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 | Brand Name | Torich |
| Model Number | GB28884 | Certification | ISO9001:2008 ISO14001:2008 |
| Place of Origin | Zhejiang, China (Mainland) | ||
| 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
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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