TORICH INTERNATIONAL LIMITED
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 60000 Tons per Year |
| Delivery Time | 30-45 Days |
| Packaging Details | In bundles with seaworthy packing |
| Product Name | GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder |
| Type | Seamless Steel Tube |
| Material | 30CrMoE 42CrMoE |
| Surface | Oiled |
| Usage | Large Volume Gas Cylinder |
| Shape | Round Shape |
| Manufacturing Technique | Hot Rolled |
| Length | 4-12m |
| OD | 80-1200mm |
| WT | 4-100mm |
| Brand Name | Torich |
| Model Number | GB28884 |
| Certification | ISO 9001-2008 ISO14001 TS16949 DNV |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 60000 Tons per Year |
| Delivery Time | 30-45 Days | Packaging Details | In bundles with seaworthy packing |
| Product Name | GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder | Type | Seamless Steel Tube |
| Material | 30CrMoE 42CrMoE | Surface | Oiled |
| Usage | Large Volume Gas Cylinder | Shape | Round Shape |
| Manufacturing Technique | Hot Rolled | Length | 4-12m |
| OD | 80-1200mm | WT | 4-100mm |
| Brand Name | Torich | Model Number | GB28884 |
| Certification | ISO 9001-2008 ISO14001 TS16949 DNV | Place of Origin | China |
| High Light | seamless steel pipe ，seamless carbon steel tube | ||
GB28884 300-3000L Seamless Steel Tubes for Large Volume Gas Cylinder
Application:
Manufacturing gas cylinder with 300L~3000L volume
size:
Length:4-12m
OD:80-1200mm
WT:4-100mm
Refining method of steel:
The Steel is processed by electric arc furnace and refining outside the furance and vacuum refining,or oxygen converter refining outside the furnace and vacuum refining.
Manufacturing method of steel tube:
Steel pipe in hot rolling(enlarge) state,cold drawn or cold drawn after heat treatment state delivery.
The surface quality:
No crack ,folding,delamination and scarring on insideand outside surface.
Test item:
Tensile test
Hardness test
Impact test
Non-metalic inclusion test
Grain size test
Ultrasonic flaw detection
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 Property
| 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 | -10oCShock absorption energy KV2J | |
| Average | A single sample | ||||||
| 30CrMoEb | ≥720 | ≥485 | ≥20 | ≤86 | ≤269 | ≥40 | ≥32 |
| 42CrMoEc | ≥930 | ≥760 | ≥16 | - | ≤330 | ≥40 | ≥32 |
| b 30CrMoE mechanical property is equivanlent to 4130X c 42CrMoE mechanical property is equivanlent to 4142 | |||||||
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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