Casing Couplings

SizeO.D.Minimum LegthWeight
Round ThreadRound ThreadRound Thread
ShortLongShortLong
WNLNL
inchmminchmminch mminch mmLbKgLbKg
4 1/2114.30 5.000 127.00 6 1/4158.757117.80 7.983.629.164.15
5127.00 5.563 141.30 6 1/2165.17 3/4196.85 10.274.6612.685.75
5 1/2139.70 6.050 153.67 6 3/4171.458203.20 11.545.2314.156.42
6 5/8168.28 7.390 187.71 7 1/4184.158 3/4222.25 20.119.1225.0111.34
7177.80 7.656 194.46 7 1/4184.159228.60 18.498.3923.8710.83
7 5/8193.70 8.500 215.90 7 1/2190.59 1/4234.95 27.1112.334.465.63
8 5/8219.08 9.625 244.48 7 3/4196.8510254.00 35.7916.2347.7721.67
9 5/8244.48 10.625 269.88 7 3/4196.8510 1/2266.70 39.7518.0356.1125.45
10 3/4273.05 11.750 298.45 8203.2--45.8120.78--
11 3/4298.45 12.750 323.85 8203.2--49.9122.64--
13 3/8339.72 14.375 365.12 8203.2--56.5725.66--
16406.40 17.000 431.80 9228.6--76.9634.91--
18 5/8473.08 20.000 508.00 9228.6--19.0754.01--
20508.00 21.000 533.40 9228.611 1/2292.10 95.7343.42126.8757.04SizeO.D.Minimum LengthWeight
Buttress ThreadButtress ThreadButtress Thread
WNL
inchmminchmminch mmLbKg
4 1/2114.30 5.000 127.00 8 7/8225.42 10.12 4.55
5127.00 5.563 141.30 9 1/8231.78 13.00 5.85
5 1/2139.70 6.050 153.67 9 1/4234.95 14.15 6.36
6 5/8168.28 7.390 187.71 9 5/8244.48 24.49 11.01
7177.80 7.656 194.46 10254.00 23.24 10.54
7 5/8193.70 8.500 215.90 10 3/8263.52 34.88 15.82
8 5/8219.08 9.625 244.48 10 5/8269.88 45.99 20.86
9 5/8244.48 10.625 269.88 10 5/8269.88 51.05 23.16
10 3/4273.05 11.750 298.45 10 5/8269.88 56.74 25.74
11 3/4298.45 12.750 323.85 10 5/8269.88 6.80 28.03
13 3/8339.72 14.375 365.12 10 5/8269.88 70.03 31.77
16406.40 17.000 431.80 10 5/8269.88 88.81 40.28
18 5/8473.08 20.000 508.00 10 5/8269.88 138.18 62.68
20508.00 21.000 533.40 10 5/8269.88 110.45 50.10 Casing Couplings mo

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Beijing Juqing Iron & Steel Trading Company was established in 1998. The headquarters is located in Beijing central business district, and the capital assets is 10 million RMB. After nearly 10 years continuous development and improvement, we have already grown into a complex corporation company, specializing in the research, manufacture and service of iron and steel products.
In order to adapt to the demand of market and optimize the structure of production, our pipe mill has...more>>