China 'GB 20800.3-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB 20800.3-2008
General rules of explosion-protect techniques of reciprocating internal combustion engines for explosive atmospheres - Part 3: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust 爆炸性环境用往复式内燃机防爆技术通则 第3部分：存在甲烷和（或）可燃性粉尘的地下矿区巷道用I类内燃机
Issued Date:2008-05-20
Implemented Date:2009-04-01
Issued by:
The Standardization Administration of the People's Republic of China
Order Process Chart
Free sign up a member account, Log in the Member Center.
Lookup
the Standards you want to order.
Add
Standards in Shopping Cart, you can add or delete standards
in the Shopping Cart before you submit the Price Inquiry
We will calculate the amount of words
of these standards in your cart, give you quotation within 1~2 work day.
Before Check out, you can delete the
Standards you don't want to
buy, then make the payment.
Waiting for our translation, the time is depend on the Standards pages, usually need 1-2 week (about 5~10 pages per day).
Download Standards PDF Files in this system or Sent to your email
Cart:
+86-755-25831330
