API 5B buttress thread specification oilfield seamless casing coupling

buttress thread specification oilfield seamless casing coupling

product features:

1.superior--quality raw materials and advanced heat treatment process reflect the pipe's high strength and toughness

Certification:API 5CT ,MTC (Material test certification)

The Third Inspection:SGS,BV,or according to clients needs.

5-1/2" casing coupling
et the requirements of API 5 CT and ISO 9001

3.advanced inspection instruments can ensure the quality of products
4.due to our professional technicians and product flexibility ,we can meet customers'special requirements 

steel belt packing.The length of the steel pipe is greater than or equal to 6m, each bale to play at least 8 bands, divided into 3 groups, into 3-2-3; steel pipe length is less than 6m, at least 5 tie bands, divided into 3 groups,into 2-1-2. 
According to customer demand for packaging and transport.

FAQ

Q: How long is your delivery time?
A: If there are stocks, take 5-10days to delivery for small quantity, and 30-40days for bigger quantity;If no stock, depends on the steel billet purchase,

Q: What about your payment term?
A: Usually T/T or L/C, 30% deposit and 70% before delivery.

Q: what about your standard delivery date
A: 30 days after receiving deposit .We are pleased to provide you with best services in consulting, purchasing,transportation, installation, and after-sales services.

We would like to establish long term business with any reliable partner in the world . Any interesting or questions, pls don't hesitate to contace us . Waiting for your kindly reply . Thanks