Teflon Gasket Ptfe Gasket Posted By wealson -
China
Summary: pure ptfe gasket cutting stick pipe sheet flat shape valve annulus 100 structure
Alloy Steel Q295, Q345, Sm490, A572, 12mn, 15mnvn, 16mn, 15mnv, 14mnnb.st44-3, St52-3, St50-2. Posted By Luanyawei1983 -
China
Summary: alloy structural steel plate q295 q345 sm490 a572 12mn 15mnvn 16mn 15mnv 14mnnb