Delivery requirements of malleable cast iron pipe fittings
GB/T3288-1982可锻铸铁管路连接件验收规则
Technical requirements of malleable cast iron pipe fittings
GB/T3287-1982可锻铸铁管路连接件技术条件
Malleable cast iron pipe fittings--Type size--Inner-square plugs
GB/T3289.33-1982可锻铸铁管路连接件型式尺寸内方管堵
Malleable cast iron pipe fittings--Type size--Tube caps (caps plugs)
GB/T3289.34-1982可锻铸铁管路连接件型式尺寸管帽
Malleable cast iron pipe fittings--Type size--Outer-square plugs
GB/T3289.31-1982可锻铸铁管路连接件型式尺寸外方管堵
Malleable cast iron pipe fittings--Type size--Inner joints (nipples hexagon)
GB/T3289.26-1982可锻铸铁管路连接件型式尺寸内接头
Malleable cast iron pipe fittings--Type size--Crosses
GB/T3289.20-1982可锻铸铁管路连接件型式尺寸四通
Malleable cast iron pipe fittings--Type size--Reducing elbows
GB/T3289.4-1982可锻铸铁管路连接件型式尺寸异径弯头
Malleable cast iron pipe fittings--Type size--Reducing crosses
GB/T3289.21-1982可锻铸铁管路连接件型式尺寸异径四通
Malleable cast iron pipe fittings--Type size--Male and female screws (bushings)
GB/T3289.28-1982可锻铸铁管路连接件型式尺寸内外螺丝
Malleable cast iron pipe fittings--Type size--U-Elbows(return bends)
GB/T3289.9-1982可锻铸铁管路连接件型式尺寸U型弯头
Malleable cast iron pipe fittings--Type size--Backnuts
GB/T3289.30-1982可锻铸铁管路连接件型式尺寸锁紧螺母
Malleable cast iron pipe fittings--Type size--Side outlet elbows
GB/T3289.6-1982可锻铸铁管路连接件型式尺寸侧孔弯头
Malleable cast iron pipe fittings--Type size--Side outlet tees
GB/T3289.19-1982可锻铸铁管路连接件型式尺寸侧孔三通
Malleable cast iron pipe fittings--Type size--Union tees
GB/T3289.36-1982可锻铸铁管路连接件型式尺寸活接三通
Malleable cast iron pipe fittings--Type size--Outer-square beaded plugs
GB/T3289.32-1982可锻铸铁管路连接件型式尺寸带边外方管堵
Malleable cast iron pipe fittings--Type size--Dimensions list of pipe fittings structure
GB/T3289.1-1982可锻铸铁管路连接件型式尺寸管件结构尺寸表
Malleable cast iron pipe fittings--Type size--Reducing male joints (sockets)
GB/T3289.24-1982可锻铸铁管路连接件型式尺寸异径外接头