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GB28884 Seamless Steel Tubes for Large Volume Gas Cylinder

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Payment Type:

L/C,T/T,D/P,Paypal,Money Gram,Western Union

Incoterm:

FOB,CFR,CIF,FCA,CPT

Min. Order:

5 Ton

Transportation:

Ocean,Land,Air

Port:

Ningbo,Shanghai

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Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

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Overview

Product Attributes

Model No.: GB28884

Brand: TORICH

Type: Seamless Round Steel Pipe

Certification: UL

Application: Gas Pipe

Section Shape: Round

Surface Treatment: Oiled

Usage: Large Volume Gas Cylinder

Technique: Hot Rolled

Material: 30CrMoE 42CrMoE

Length: 4-12M

Shape: Round Shape

Product Name: GB28884 Seamless Steel Tubes For Large Volume Gas Cylinder

OD: 80-1200mm

WT: 4-100mm

Supply Ability & Additional Information

Packaging: In bundles with seaworthy packing

Productivity: 60000 Tons per Year

Transportation: Ocean,Land,Air

Place of Origin: China

Supply Ability: 60000 Tons per Year

Certificate: ISO 9001-2008 ISO14001 TS16949 DNV

HS Code: 7306900090

Port: Ningbo,Shanghai

Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union

Incoterm: FOB,CFR,CIF,FCA,CPT

Packaging & Delivery

Selling Units:: Ton

Package Type:: In bundles with seaworthy packing

GB28884 Seamless Steel Tubes for Large Volume Gas Cylinder

Application:

Manufacturing gas cylinder with 300L~3000L volume

We are manufacturer of Seamless Steel Tubes in China, if you want to buy Seamless Carbon Steel Tube, Oil Cylinder Steel Tube, Precision Seamless Steel Tube, Hydraulic Cylinder Steel Tube, please contact us.

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,%
No.	Grade	Group	C	Si	Mn	P	S	Cr	Mo	Ni	Cu
1	30CrMoE	1^a	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	30CrMoE	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	1^b	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	42CrMoE	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
^aGrade30CrMoE group1 is equivalent to 4130X. ^bGrade42CrMoE group1 is equivalent to 4142

Mechanical Property

Grade	Tensile Strength R^a MPa	Lower yield strength or specified plasticity elongation ReL or R_p0.2^a MPa	percentage elongation after fracture A_50mm^a%	yield ratio (R_eL/R_aor R_p0.2/R_a)%	Hardness HBW	-10^oCShock absorption energy KV₂J
						Average	A single sample
30CrMoE^b	≥720	≥485	≥20	≤86	≤269	≥40	≥32
42CrMoE^c	≥930	≥760	≥16	-	≤330	≥40	≥32
^b 30CrMoE mechanical property is equivanlent to 4130X ^c 42CrMoE mechanical property is equivanlent to 4142