显示标签为“BW mud gate valve”的博文。显示所有博文
显示标签为“BW mud gate valve”的博文。显示所有博文

2017年5月12日星期五

Supply 4" 5,000#, WP BW mud gate valve-DM GATE VALVE

We supply demco mud gate valve and repair kits for 2",3",4"



Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960

API  OSHA  IADC  OPEC  RIG ZONE  WORLD OIL Drilling Formulas