Umbhobho weNtsimbi we-ERW
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1/2 intshi ebandayo esongiweyo yentsimbi umbhobho wentsimbi emnyama ne...
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I-ASTM A53 A106 yeKhabhoni ERW Ityhubhu eNkulu yeDiameter Er...
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Ixabiso Elilungileyo A106 q235 ss400 s235jr I-Hot Rolled Nks...
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ASTM A53 tubo de acero soldado eshushu rolling carb...
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Ixabiso lomzi-mveliso ASTM A53 A36 intsimbi eshushu eqengqelekayo...
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Umbhobho omnyama othengisayo oshushu onesatifikethi seCE UNks S...