products

GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service

Basic Information
Place of Origin: China
Brand Name: TORICH
Certification: ISO 9001 ISO 14001 TS 16949
Model Number: GB/T 14291
Minimum Order Quantity: 5 Ton
Price: USD 400-800 / Ton
Packaging Details: Packing in wooden box,hexagonal bundles or other seaworthy ways.
Delivery Time: 45 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 40000 Ton/Year
Detail Information
Product Name: Welded Steel Tubes For Mine Liquid Service GB/T 14291 Q235A Q235B Material: Q235A Q235B Q345A Q345B
Surface: Galvanized Application: Pulp Delivery,gas Draining ,mine Drainage
Shape: Round OD: 4-1200mm
WT: 0.3-200mm Length: 4-12m
High Light:

welded steel pipe

,

welding steel tubing


Product Description

Welded Steel Tubes for Mine Liquid Service GB/T 14291 Q235A Q235B
 
Spec:
Material:Q235A Q235B Q345A Q345B
Size Range:OD:4-1200mm
                     WT:0.3-200mm
                     General Length:4-12m
Tolerance:
According to the following tables or customers’ request.

 

TABLE 1 Mechanical Property

Grade

Tensile strengthGB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 0

N/mGB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 1

Lower yield strength GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 2 /

N/mGB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 1

Elongation A%

Not less than

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 2 Outer Diameter,Wall Thicknes,Theoretical Weight and Test Pressure

Norminal Outer Diameter(D)/mm Norminal Wall Thickness(S)/mm Theoretical Weight/(kg/m) Test Pressure/MPa
Q235A,Q235B Q295A,Q295B Q345A,Q345B
21.3 2.5 1.16 15 15 15
21.3 3 1.35 15 15 15
21.3 3.5 1.54 15 15 15
25 2.5 1.39 15 15 15
25 3 1.63 15 15 15
25 3.5 1.86 15 15 15
25 4 2.07 15 15 15
26.9 2.5 1.50 15 15 15
26.9 3 1.77 15 15 15
26.9 3.5 2.02 15 15 15
26.9 4 2.26 15 15 15
31.8 2.5 1.81 15 15 15
31.8 3 2.13 15 15 15
31.8 3.5 2.44 15 15 15
31.8 4 2.74 15 15 15
33.7 2.5 1.92 15 15 15
33.7 3 2.27 15 15 15
33.7 3.5 2.61 15 15 15
33.7 4 2.93 15 15 15
38 2.5 2.19 15 15 15
38 3 2.59 15 15 15
38 3.5 2.98 15 15 15
38 4 3.35 15 15 15
40 2.5 2.31 15 15 15
40 3 2.74 15 15 15
40 3.5 3.15 15 15 15
40 4 3.55 15 15 15
42.4 2.5 2.46 15 15 15
42.4 3 2.91 15 15 15
42.4 3.5 3.36 15 15 15
42.4 4 3.79 15 15 15
48.3 2.5 2.82 14.6 15 15
48.3 3 3.35 15 15 15
48.3 3.5 3.87 15 15 15
48.3 4 4.37 15 15 15
51 2.5 2.99 13.8 15 15
51 3 3.55 15 15 15
51 3.5 4.10 15 15 15
51 4 4.64 15 15 15
51 4.5 5.16 15 15 15
57 2.5 3.36 12.4 15 15
57 3 4 14.8 15 15
57 3.5 4.62 15 15 15
57 4 5.23 15 15 15
57 4.5 5.83 15 15 15
60.3 2.5 3.56 11.7 14.7 15
60.3 3 4.24 14 15 15
60.3 3.5 4.90 15 15 15
60.3 4 5.55 15 15 15
60.3 4.5 6.19 15 15 15
63.5 2.5 3.76 11.1 13.9 15
63.5 3 4.48 13.3 15 15
63.5 3.5 5.18 15 15 15
63.5 4 5.87 15 15 15
152.4 5.0 18.18 9.3 11.6 13.6
152.4 5.5 19.93 10.2 12.8 14.9
152.4 6.0 21.66 11.1 13.9 15.0
152.4 6.5 23.39 12.0 15.0 15.0
152.4 7.0 25.10 13.0 15.0 15.0
159 4.0 15.29 7.1 8.9 10.4
159 4.5 17.15 8.0 10.0 11.7
159 5.0 18.99 8.9 11.1 13.0
159 6.0 22.64 10.6 13.4 15.0
159 6.5 24.45 11.5 14.5 15.0
159 7.0 26.24 12.4 15.0 15.0
159 8.0 29.79 14.2 15.0 15.0
159 9.0 33.29 15.0 15.0 15.0
168.3 4.5 18.18 7.5 9.5 11.1
168.3 5.0 20.14 8.4 10.5 12.3
168.3 5.5 22.08 9.2 11.6 13.5
168.3 6.0 24.02 10.1 12.6 14.8
168.3 6.5 25.94 10.9 13.7 15.0
168.3 7.0 27.85 11.7 14.7 15.0
168.3 8.0 31.63 13.4 15.0 15.0
168.3 9.0 35.36 15.0 15.0 15.0
177.8 4.5 19.23 7.1 9.0 10.5

 

Processing:High frequency resistance welding
 
Technical Delivery Conditions:Heat treatment
 
Widely used in the field of:Pulp delivery,gas draining ,mine drainage
 
Product Images:GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 4GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 5GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 6GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service 7

Contact Details
Mendy Zhang

Phone Number : +8618067578633

WhatsApp : +8613736164628