China 'GB/T 31489.3-2020
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 31489.3-2020
D.C. extruded cable systems for power transmission at a rated voltage up to and including 500kV—Part 3: D.C. submarine cables 额定电压500kV及以下直流输电用挤包绝缘电力电缆系统 第3部分：直流海底电缆
Issued Date:2020/12/14
Implemented Date:2021/7/1
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
