成人AV二区不卡三级片|A级黄片无码免费看|草草视频黄色欧美a视频|高清无码黄片免费观看|A片视频电影在线|国产一区麻豆超碰在线2|亚洲欧美成人电影一区二区三区|最新AV免费网址|成人推荐导航国产99页|国产三级片在线高清观看
Home Page
Company Introduction
Abouts
Speech
Products
Special Steels
Forgings
Steel plate
Forged tube
Technical Standard
Drill Standard
Steel Standard
Other Products
Other Products
Chemicals
Aluminum Profile Surface Treatment Additives
Friendly Cooperation
Contacts
Thick wall steel tube
special steels
Forgings
Steel plate
Phone:+86 0537-3330928
Fax:+86 0537-3330928
Email :info@darrenco.cn
Position:
主頁(yè)
>
EN
>
Steel
>
40CrNi/ГОСТ40XH/ASTM3140H / BS640M40/ JIS SNC236 /DIN40NiCr6
20CrNiMo/ASTM8620/BS805M20/JI SNCM220S/DIN20NiCrMo2
20CrNi3A/ГОСТ20XH3A/ASTM3316/NF20NC11/DIN20NiCr14
15NiCr13
30CrNi3A/30XH3A/BS 653M31/JIS SNC631H/DIN 28NiCr10/ASTM3325
38CrMoAl/1.8509/41CrAlMo7-10/905M39/SACM645
39MnCrB6-2/DIN 39MnCrB6-2/ASTM 1541/40MnBH
F45MnVS Non-quenched and tempered steel
EN36/DIN 14NiCr4/1.5752|AISI 3310/3415/655M13
826M40/DIN 40NiMoCr10-5/1.6745 | BS EN26
S235J2G3
EN14/Q345D/DIN S355/ST52-3/W-Nr 1.1170 /150M19
首頁(yè)
上一頁(yè)
3
4
5
下一頁(yè)
末頁(yè)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
共
22
頁(yè)
256
條
Copyright:JINING DARREN TRADE CO.,LTD
Website License No.:
魯ICP備15035061號(hào)-1
魯公網(wǎng)安備 37088202000066號(hào)
在線客服