Name: GB/T 14291 Q235A Q235B Welded Steel Tubes for Mine Liquid Service
Brand: TORICH INTERNATIONAL LIMITED
SKU: GB/T 14291
Price: 600.00 USD
Availability: InStock

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

welded steel pipe

welding steel tubing

Place of Origin:

China

Brand Name:

TORICH

Certification:

ISO 9001 ISO 14001 TS 16949

Model Number:

GB/T 14291

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Product Details

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

Highlight:

welded steel pipe

welding steel tubing

Payment & Shipping Terms

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

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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 strength N/m	Lower yield strength / N/m	Elongation A% Not less than
Grade	Tensile strength N/m	Lower yield strength / N/m	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
Norminal Outer Diameter(D)/mm	Norminal Wall Thickness(S)/mm	Theoretical Weight/(kg/m)	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:

Tags：

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