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TORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid Delivery

TORICH INTERNATIONAL LIMITED
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TORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid Delivery

Brand Name : TORICH

Model Number : GB/T3091

Certification : ISO 9001,ISO 14001,TS 16949

Place of Origin : CHINA

MOQ : 5

Price : USD500-100/ton

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 50000Tons/year

Delivery Time : 15-30Days

Packaging Details : In plywood case,In wooden box.

Type : Welded Steel Pipes

Sureface : Galvanized,Oiled,Black Painted

Material : Q195 Q215 Q235 Q295 Q345

Shape : Round,Or according to the customer's request

length : 3-12m

OD : 21-660mm

WT : 0.6-18mm

Terms Of Trade : CIF FOB CFRO

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TORICH GB/T3091 Q195 Welded Steel Pipes For Low Pressure Liquid Delivery

sizes:

O.D : 5mm-420mm W.T : 0.5mm-50mm Length:3000mm-12000mm

Steel material:

Q195,Q215,Q215B,Q235A,Q235B,Q235,Q345,Q345B

Application:

Carbon steel pipe use for construction ,building filed , low pressure liquid, water, gas, oil, line pipe

Surface Treatment:

Galvanized,Oiled,Black Painted (varnish coating),corrosion resistant coating, Anti corrosion coating

Technique:

Electronic Resistance Welded (ERW ) SAW Submerged-arc Welded Helical(SAWH) Submerged-arc Welded Longitudinal(SAWL)

Material: Fully killed steel, Fine grain steel with a ferritic grain size.

Apperance and General:

The weld areas are free from cracks, lack of fusion and lack of penetration
The tubes are free from external surface defects that can be detected by visual examination.

Processing: Steel pipe shall be processed eith anyone of longitudinal-seam high-frequency electrical resistance welding, longitudinal-seam submerged arc welding and spiral-seam submerged arc welding.

Technical Delivery Conditions:Steel pipes shall be delivered in welded state. Longitudinal-seam high-frequency electrical resistance welded steel pipe may be delivered in welded seam treatment conditon. According to requirement of demand side, and through negotiation between both supply and demand side, steel pipe also may be delivered in bulk heat treament state and that shall be indicated in contract.

Widely used in the field of:For water,gas,oil,air and heating steam transporting or other uses

Product Images:

Straightness:

The deviation from straightness, of any tube length L, shall not exceed 0.0015L.

Deviations from Straightness over any one meter length shall not exeed 3mm.

Q235A Q235B
Q295A Q295B
Q345A Q345B

Tube Manufacturing Process, route and delivery condition:

Rounte No. Manufacturing Process Manufacturing routes Delivery condition Applicable for quality
Process Symbol Starting material Forming operation TR1 TR1
1a Electric welded EW As(hot) rolled strip Cold formed(+welding) As welded X -
1b NW X -
1c NP X X
2a Normalized rolled strip As welded X -
2b NW X X
2c NP X X
3 As(hot)rolled or normalising rolled strip Cold formed(+welded)+hot stretch reduced at a controlled temperature to give a normailsed condition NR X X
4 Cold Rolled + streass relieved Cold formed(+welded) NP X X
11a

Submerged arc-welded

-Longitudinal seam

or

-helical seam

SAW:

-SAWL

-SAWH

As(hot) rolled plate or strip Cold formed(+welded) As welded X -
11b NW X -
11c NP X X
12a Normaliseing rolled plate or strip Cold formed(+welded) As welded X X
12b NW X X
12c NP X X
13a As in lines 11 or 12 Normalising formed(+welded) As welded X X
13b NW X X
13c NP X X
21 Continous welded, only for steel grades P195 and P235 with D ≤114.3mm BW As(hot) rolled strip Hot formed(+welded) As welded X -

a As wekded = no heat treatment. NP=Full pipe normalsed. NW= Normalised weld zone. NR=Normaised rolled

b For tubes of quqality TR2, only high-frequency welding, minimum frequency 100kHz,(symbol=HFW) is permited

TORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid DeliveryTORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid Delivery

TORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid DeliveryTORICH GB/T3091 Q195 Welded Steel Tube For Low Pressure Liquid Delivery


Product Tags:

welding steel tubing

      

electric resistance welded steel tube

      
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