1. Ngokomgangatho weshishini loomatshini, iintlobo zeflange zezi: uhlobo lwepleyiti enomcaba-we-welded flange, i-butt-welded flange, i-flange ehlanganisiweyo, i-butt-welded ring-plate uhlobo lwe-sleeve flange evulekileyo, i-flange-welded ring-plate uhlobo lwe-sleele flange , i-flanged ring-plate type-lease sleeve flange, isiciko seflange. 2...
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