Apa itu sertifikat COC?
The post is to introduce COC certificate,what’s the purpose of the certificate,how to get and usually which market requires that.
Mungkin 14, 2024
Lebih profesional, Lebih banyak pengetahuan
The post is to introduce COC certificate,what’s the purpose of the certificate,how to get and usually which market requires that.
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.
What’s the difference of DZR valves and Bronze valves? From the chemical composition ,physical properties,temperature and working pressure to make the distinction.
Kami akan merespon dalam 12 jam, harap perhatikan email dengan akhiran “@bwvalves.com”.
Juga, kamu bisa pergi ke Halaman Kontak, yang menyediakan bentuk yang lebih rinci, jika Anda memiliki lebih banyak pertanyaan untuk produk atau ingin mendapatkan solusi katup yang dinegosiasikan.
