8 5/8inch Stainless Steel304 Water WellCasing Pipes
Stainless Steel304 water wellcasings are about (6&3) meters
lengths of Stainless Steelmaterial produced to ASTM A312 properly
annealed and passivized of DN 8INCH with 7.11 mm wall thickness.
Both ends of the water well casings shall be threaded to API 5B
standard buttress threads. One side provided with a seamless
coupling to ASTM A 451 mounted hand tight with 3/8" taper in one
foot (1/32" in one inch) to reduce the make up torque. Both
Seamless and longitudinal welded type casings are available for us.
The connection way of the stainless steel 304 casing/tubing
The API connection way as: BTC/LTC/STC/PL, EUE/EUT
FLANGE connection, threaded flange connection.
The surface treatment of ASTM A312 / A312M Stainless steel
|Standard||ASTM, GB, JIS, DIN, EN, AISI|
|Material grades||TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP321H TP310
TP310STP410 TP410S TP403 S31803/S32205 S32750 S32760|
|Connection||STC, BTC, LTC, BSP,Flange,ect.|
|Thickness||0.6mm - 60mm|
|Length||5.8-6.1 m or as customers' request|
|Surface||180G, 320G, 400G Satin/Hairline 400G, 500G, 600G or 800G Mirror
|Test||UT, ET, HT, RT, ect, and others according to the standard, or as
the requests of the customers|
Hot Sell 8 5/8inch Stainless Steel 304 Water Well Casing Pipes:
If you are satisfied with our stainless steel304 water wellcasings
and willing to know precise price and more information, the
following questions is appreciated:
1, What's the material you are going to deal with, stainless steel
304,304l,316 or 316L?
2, What's the OD, length? Diameter from 4-914mm,length from 0.1-12m
3, What's the depth of the well or tensile strength of the casing
pipes that you need?
The tensile strength is important for the screens and each screen
will be tested before delivery.
4, The connection type that you need? thread or flange?
Inspection and Test details:
1. All Dimensions of Stainless Steel316L Casing will be checked by
our quality inspector, and they also can be inspected by Third
Party Inspections or representative appointed by buyer.
2. Wall thickness of casing is inspected by Ultrasonic inspection
method, and they also be made the Ultrasonic flaw detection
3. Do collapse test and collapse strength Test before shipment.
4. If required, the casing will be made pickling and passivation
5. The whole manufacturing process can be monitored by Third Party
Inspection Company and representative appointed by buyer.
6. The casing will be arranged the Pre-shipment Inspection if
Usually our customers take following ways to pay the money for the
1. 30% down payment By T/T before production and balance payable
after inspection and before delivery.
2. 30% down payment By T/T before production and balance payable By
T/T against copy of Bill of Lading.
3. 30% down payment By T/T before production and balance payable By
L/C at sight.
Note: we can negotiate with our customers' about other ways to pay