What are the specifications of copper GB?
Specifications, 1-200 mm round bar, hollow, special-shaped, yes, you want to ask how many brands? Speechless, ordinary brass H96, H90, H85.....H59 a total of ten kinds of special brass, lead brass, nickel brass aluminum brass tin brass manganese brass, each approximately has four or five GB grade, for example to lead brass (brass most generally used for sanitary ware, air conditioning valve hardware machinery etc): HPb63-3, HPb63-0.1, HPb61-1, HPB62-0.8, and the famous HPB59-1, there are a lot of brand-name, such as what A bar, HPB58-2, B bar, of course, is the enterprise standard, not the national standard, as well as other aluminum brass, in addition to the standard that there are a lot of brand-name, variety, mostly reference standards in other countries have come out. There are so many, too many to describe...
for example to lead brass (brass most generally used for sanitary ware, air conditioning valve hardware machinery etc): HPb63-3, HPb63-0.1, HPb61-1, HPB62-0.8, and the famous HPB59-1, there are a lot of brand-name, such as what A bar, HPB58-2, B bar, of course, is the enterprise standard, not the national standard, as well as other aluminum brass, in addition to the standard that there are a lot of brand-name, variety, mostly reference standards in other countries have come out. There are so many, too many to describe...
Specifications, 1-200 mm round bar, hollow, special-shaped, yes, you want to ask how many brands? Speechless, ordinary brass H96, H90, H85.....H59 a total of ten kinds of special brass, lead brass, nickel brass aluminum brass tin brass manganese brass, each approximately has four or five GB grade,
