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What is a COC certificate?

The post is to introduce COC certificate,what’s the purpose of the certificate,how to get and usually which market requires that.

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Brass Raw Materials – Detailed Classifications

Brass is a common alloy composed mainly of copper and zinc. The different brass raw materials affect different changes to brass-made utensils. Today, we are going to discuss different raw materials of brass.

Mahazoa teny fohy

Hamaly ato anatiny izahay 12 ORA, azafady mba tandremo ny mailaka misy tovana “@bwvalves.com”.

ihany koa, afaka mandeha any amin'ny Pejy fifandraisana, izay manome endrika amin'ny antsipiriany kokoa, raha manana fanontaniana bebe kokoa momba ny vokatra ianao na te hahazo vahaolana amin'ny valves nifampiraharaha.