Weifang East Steel Pipe Co., Ltd. produce the high quality steel pipes, including ERW, SSAW, SMLS pipes. We are the leading professional manufacturer & supplier of painted and galvanized UL FM Fire Fighting Steel Pipes. We participating the draft of China fire fighting steel pipe standard, The Fire Fighting Steel Pipes we produced are with high quality, with UL FM API ISO and Gost certificates, sell well in international and domestic market especially in Middle East, Australia, Africa, Middle and south America, EU, America, Canada, Russia... And gain client's praise and high reputation. The pipes applicable to the fire fighting system of building, water/heat/gas pipelines, sewer, subway, airports, seaports, bridges, tunnels, railway stations, pipeline system and so on.
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Standard: ASTM A53, ASTM A106, ASTM A795, ASTM A135, AS1074, API5L, API 5CT, BS1387, DIN2444, DIN 2394, DIN 2395, EN10219, EN39, JIS3444, UL797, UL6, UL852.
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SIZE: OD 21.3 - 323.8mm
Thickness: 2.11 - 10.31mm
Length: Usually 5.8m, Max 12m
Usage: transferring fluid, fire fighting system sprinkler pipe, oil field pipe...
Package: Waterproof plastic clothes bundled by galvanized steel strip, and load in container.
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Surface coating: hot dipped galvanized, painted, galvanized first then painting the galvanized pipes, powder coating, 3PE coating...
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Ends type: Plain ends, grooved ends, threaded and coupling ends, shouldered ends
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Shape: RoundÂ
Certificate: ISO9001, CE, UL, API 5L, API 5CT, JIS
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                                                                                                             ASTM A53 | ||||||
NPS | DN | OD,in.[mm] | WT,in.[mm] |
Weight Plain End lb/ft[kg/m] |
SCH | PCS/Â BUNDLE |
 ½'' | 15 | 0.840[21.3] | \ | \ | 10 | 120 |
0.109[2.77] | 0.85[1.27] | 40 | 120 | |||
 ¾'' | 20 | 1.050[26.7] | 0.083[2.11] | 0.86[1.28] | 10 | 84 |
0.113[2.87] | 1.13[1.69] | 40 | 84 | |||
1'' | 25 | 1.315[33.4] | 0.109[2.77] | 1.41[2.09] | 10 | 60 |
0.133[3.38] | 1.68[2.50] | 40 | 60 | |||
1-1/4'' | 32 | 1.660[42.2] | 0.109[2.77] | 1.81[2.69] | 10 | 42 |
0.140[3.56] | 2.27[3.39] | 40 | 42 | |||
1-1/2'' | 40 | 1.900[48.3] | 0.109[2.77] | 2.09[3.11] | 10 | 36 |
0.145[3.68] | 2.72[4.05] | 40 | 36 | |||
2'' | 50 | 2.375[60.3] | 0.109[2.77] | 2.64[3.93] | 10 | 26 |
0.154[3.91] | 3.66[5.44] | 40 | 26 | |||
2-1/2'' | 65 | 2.875[73.0] | 0.120[3.05] | 3.53[5.26] | 10 | 18 |
0.203[5.16] | 5.80[8.63] | 40 | 18 | |||
3'' | 80 | 3.500[88.9] | 0.120[3.05] | 4.34[6.46] | 10 | 14 |
0.216[5.49] | 7.58[11.29] | 40 | 14 | |||
3-1/2'' | 90 | 4.000[101.6] | 0.120[3.05] | 4.98[7.41] | 10 | 12 |
0.226[5.74] | 9.12[13.57] | 40 | 12 | |||
4'' | 100 | 4.500[114.3] | 0.120[3.05] | 5.62[8.37] | 10 | 10 |
0.237[6.02] | 10.80[16.07] | 40 | 10 | |||
5'' | 125 | 5.563[141.3] | 0.134[3.40] | 7.78[11.58] | 10 | 7 |
0.258[6.55] | 14.63[21.77] | 40 | 7 | |||
6'' | 150 | 6.625[168.3] | 0.134[3.40] | 9.30[13.85] | 10 | 5 |
0.280[7011] | 18.99[28.26] | 10 | 5 | |||
8'' | 200 | 8.625[219.1] | 0.188C[4.78] | 16.96[25.26] | 10 | 3 |
0.322[8.18] | 28.58[42.55] | 40 | 3 | |||
10'' | 250 | 10.750[273.1] | 0.188C[4.78] | 21.23[31.62] | 10 | 3 |
10.750[273.0] | 0.365[9.27] | 40.52[60.29] | 40 | 3 | ||
12'' | 300 | \ | \ | \ | \ | \ |
12.750[323.8] | 0.406[10.31] | 53.57[79.70] | 40 | 2 |
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                                                                                                  BS1387 (BLACK & GALVANISED)  | ||||||||||||||||||
N.D. | O.D. | WALLÂ THICKNESS | BLACKÂ WEIGHT | GALVANIZEDÂ WEIGHT | ||||||||||||||
PLAINÂ ENDS |
SCREWED& SOCKETED |
PLAINÂ ENDS |
SCREWED& SOCKETED |
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 | Inch | (mm) | (Maximum mm) | (Minimum mm) | (mm) | (Kg/m) | (Kg/m) | (Kg/m) | (Kg/m) | |||||||||
LIGHT | 1/2" | 15 | 21.4 | 21 | 2 | 0.947 | 0.956 | 0.947 | 0.956 | |||||||||
3/4" | 20 | 26.9 | 26.4 | 2.3 | 1.38 | 1.39 | 1.38 | 1.39 | ||||||||||
1" | 25 | 33.8 | 33.2 | 2.6 | 1.98 | 2 | 1.98 | 2 | ||||||||||
1Â 1/4" | 32 | 42.5 | 41.9 | 2.6 | 2.54 | 2.57 | 2.54 | 2.57 | ||||||||||
1Â 1/2" | 40 | 48.4 | 47.8 | 2.9 | 3.23 | 3.27 | 3.23 | 3.27 | ||||||||||
2" | 50 | 60.2 | 59.6 | 2.9 | 4.08 | 4.15 | 4.08 | 4.15 | ||||||||||
2Â 1/2" | 65 | 76 | 75.2 | 3.2 | 5.71 | 5.83 | 5.71 | 5.83 | ||||||||||
3" | 80 | 88.7 | 87.9 | 3.2 | 6.72 | 6.89 | 6.72 | 6.89 | ||||||||||
4" | 100 | 113.9 | 113 | 3.6 | 9.75 | 10 | 9.75 | 10 | ||||||||||
MEDIUM | 1/2" | 15 | 21.7 | 21.1 | 2.6 | 1.12 | 1.22 | 1.12 | 1.22 | |||||||||
3/4" | 20 | 27.2 | 26.6 | 2.6 | 1.56 | 1.57 | 1.56 | 1.57 | ||||||||||
1" | 25 | 34.2 | 33.4 | 3.2 | 2.41 | 2.43 | 2.41 | 2.43 | ||||||||||
1Â 1/4" | 32 | 42.9 | 42.1 | 3.2 | 3.1 | 3.13 | 3.1 | 3.13 | ||||||||||
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