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GB/T14291 Q235A A295B Q345A Welded Steel Pipes

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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:

Shanghai,Ningbo

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Product Description

Product Attributes
Supply Ability & Additional Information
Packaging & Delivery

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Overview

Product Attributes

Model No.: GB/T14291

Brand: Torich

Supply Ability & Additional Information

Packaging: packing in wooden boxes or in hexagonal bundles

Productivity: 20000 Tons per Year

Transportation: Ocean,Land,Air

Place of Origin: Zhejiang, China (Mainland)

Supply Ability: 60000 Ton per year

Certificate: ISO9001:2008 ISO14001:2008, TS16949, CE PED, TUV, API

HS Code: 7306301100

Port: Shanghai,Ningbo

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:: packing in wooden boxes or in hexagonal bundles

Product Name:TORICH allibaba com GB/T14291 Q235A Q295B Q345A Welded Steel Pipes for ore pulp transportation

China Welded Steel Pipe manufacturer, choose the high quality Spiral Welded Steel Pipe, High Frequency Welded Steel Pipe, Black Carbon Steel Welded Pipe, Oval steel tube etc.

Standard: GB/T14291

OD: 5-600mm

WT: 0.5-50mm

Length: 1-12mm or according to customers' actual application and production.

Application:for ore pulp transportation

Steel Grade:Q235A Q235B Q295A Q345B Q295B Q345A

Technology:High frequency straight seam welding(HFW)

Characteristic:

Good concentricity

Good surface quality

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE

TABLE 2 Allowable deviation of outer diameter and wall thickness

Unit: millimeter

Nominal outside diameter D	Allowable deviation of outer diameter	Permissible deviation of wall thickness
D≤48.3	±0.50	±10%S
48.3＜D≤273	±1%D
D＞273	±0.75%D

TABLE 3 Mechanical Property

Grade	Tensile strengthRm/ N/mm2	Lower yield strength Rel / N/mm2	Elongation A% Not less than
Grade	Tensile strengthRm/ N/mm2	Lower yield strength Rel / N/mm2	D≤168.3	D＞168.3
Q235A.Q235B	375	235	15	20
Q295A.Q295B	390	295	13	18
Q345A.Q345B	470	345	13	18
Note : Tensile test arbitration time is based on longitudinal sample.

TABLE 4 Inspection items, test methods and sampling number of steel pipes

NO	Inspection project	Sampling method and test method	Sampling quantity
1	chemical composition	GB/T 20066.GB/T 223.GB/T 4336	One each furnace(canister)
2	Tensile test	GB/T 228.GB/T 2975	One each batch
3	Tensile test	GB/T 241	One by one
4	Ultrasonic examination	GB/T18256	One by one
5	Eddy current flaw detection	GB/T 7735	One by one
6	Bending test	GB/T 244	Two per batch
7	Flattening test	GB/T 246	Four each roll