Sprial Welded Steel Pipe
Spiral steel pipe, Spiral welded steel pipe
Specifications
Standard: GB/T9711.1 GB/T3091 ASTM API
Grade: Q235A Q235B Q195 Q345B Gr.B ect.
OD: 10-3040mm
WT: 1-30mm
Length: 5-12m depending on customers' requirements
Certification: ISO: 9001:2008 API
Available Size
Spiral welded steel pipe specification and available size | ||||||||||||||||
Nominal Wall Thickness(mm) |
||||||||||||||||
nominal O.D | ||||||||||||||||
mm |
5 |
5.5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
18 |
20 |
22 |
219 |
32.02 |
37.10 |
||||||||||||||
273 |
40.01 |
46.42 |
52.78 |
|||||||||||||
-325 |
54.9 |
62.54 |
70.13 |
|||||||||||||
-377 |
60.18 |
68.57 |
76.92 |
|||||||||||||
-426 |
68.94 |
78.6 |
88.2 |
97.75 |
||||||||||||
-529 |
86.48 |
98.64 |
110.75 |
122.81 |
134.82 |
146.78 |
158.69 |
|||||||||
-559 |
90.11 |
102.78 |
115.41 |
127.99 |
140.51 |
152.99 |
165.42 |
|||||||||
-630 |
104.09 |
118.76 |
133.39 |
147.96 |
162.48 |
176.96 |
191.39 |
|||||||||
-660 |
107.54 |
122.71 |
137.82 |
152.89 |
167.91 |
182.88 |
197.8 |
|||||||||
711 |
112.72 |
128.63 |
144.48 |
160.29 |
176.05 |
191.76 |
207.42 |
|||||||||
-720 |
121.52 |
138.69 |
155.8 |
172.87 |
189.88 |
206.85 |
223.76 |
|||||||||
-762 |
123.08 |
140.46 |
157.8 |
175.09 |
192.32 |
209.51 |
226.65 |
|||||||||
813 |
130.33 |
148.75 |
167.12 |
185.44 |
203.72 |
221.94 |
240.11 |
258.24 |
||||||||
-820 |
139.13 |
158.81 |
178.44 |
198.02 |
217.55 |
237.03 |
256.46 |
278.88 |
||||||||
914 |
140.34 |
160.19 |
179.99 |
199.75 |
219.45 |
239.1 |
258.71 |
276.26 |
297.77 |
317.23 |
256.01 |
394.58 |
432.96 |
|||
-920 |
178.74 |
200.06 |
222.93 |
244.95 |
266.92 |
288.84 |
310.72 |
332.54 |
354.31 |
397.74 |
440.95 |
483.96 |
||||
1016 |
179.92 |
202.19 |
224.41 |
246.58 |
268.7 |
290.77 |
312.79 |
334.76 |
356.68 |
400.4 |
443.91 |
486.13 |
||||
-1020 |
198.86 |
223.49 |
248.08 |
272.62 |
297.1 |
321.54 |
345.93 |
370.27 |
394.56 |
443.02 |
491.26 |
539.3 |
||||
1220 |
199.65 |
224.38 |
249.07 |
273.7 |
298.39 |
322.82 |
347.31 |
371.75 |
396.14 |
44.79 |
493.23 |
541.47 |
||||
1420 |
296.39 |
327.95 |
357.47 |
386.94 |
416.36 |
445.73 |
475.58 |
533.58 |
591.88 |
649.98 |
||||||
1620 |
347.71 |
362.21 |
416.66 |
451.06 |
485.41 |
519.71 |
553.96 |
622.36 |
690.52 |
758.49 |
||||||
1820 |
397.03 |
436.46 |
475.84 |
515.17 |
554.46 |
593.6 |
632.87 |
711.14 |
789.17 |
867 |
||||||
2020 |
446.35 |
490.71 |
535.02 |
579.29 |
623.5 |
667.67 |
711.79 |
799.92 |
887.81 |
975.51 |
||||||
2220 |
495.67 |
544.96 |
594.21 |
643.4 |
692.55 |
741.65 |
796.7 |
888.7 |
986.46 |
1084.21 |
||||||
2420 |
544.99 |
599.21 |
653.39 |
707.52 |
761.6 |
815.63 |
869.61 |
977.48 |
1085.11 |
1192.53 |
||||||
594.34 |
635.5 |
712.62 |
771.62 |
830.2 |
889.66 |
948.6 |
1066.26 |
1183.75 |
1301 |
|||||||
More details of our products:
Item |
Material |
standard |
specification (OD*WT)mm |
application |
Alloy pipe |
Cr5Mo. (P5,STFA25T5) 15CrMo (P11/P12/STFA22) 13CrMo44 12Cr1MoV P22 T91,P91,P9, T9 Wb36
|
GB5310-95 GB9948-88 ASTMA335/A335M ASTMA213/213M DIN17175-79 JISG3467-88 JISG3458-88 |
16-824*2-100 |
high pressure, high/low temperature and is used in the industries of petroleum, chemical engineering and electric power as well as boiler |
|
High-pressure boiler pipe |
20G,A106, ST 45 |
GB5310-95 ASTM A 106-99 DIN17175-79 |
14-630*2-80 |
Temperature-resistant seamless steel pipe far high-pressure boiler |
|
High-pressure seamless pipe for petroleum cracking |
20, 12CrMo, 15CrMo |
GB9948-88 |
10-530*1.5-36 |
Boiler pipe for refinery, heat-exchanging pipe, seamless steel pipe for pipeline |
|
High-pressure seamless pipes for fertilizer making equipment |
20, 16Mn, Q345 |
GB6479-2000 |
18-530*3-40 |
Fertilizer making equipment and pipe line |
|
Low and medium-pressure boiler pipes |
10,20 |
GB3087-1999 |
10-530*2-40 |
Over-heat pipe for low and medium pressure boiler, boiling water pipe, locomotive smoke pipe(big and small) |
|
Fluid pipe |
20, Q345 |
GB/T8163-1999 |
8-630*1.0-40 |
Fluid feeding |
|
Structural pipe |
20, Q345 10, 20,35,45, 16Mn,Q345B |
GB/T8162-1999 |
6-1020*1.5-100 |
For common structure |
|
Line pipe |
Gr.B |
API |
60-630*1.5-40 |
Carrying gas, water or oil in the industries of petroleum and natural gas |
|
Hydraulic prop pipe |
27SiMn |
GB/T17396-1998 |
70-377*9-40 |
Hydraulic support and prop |
|
Ship pipe |
410 |
GB/T5312-1999 |
14-426*1.5-45 |
Pipes for ship, boiler and over-heater |
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