[MW:1898] Multi layer weld capping in SAW

Gents,

 

Does anybody knows why multi layer weld capping, especially in sub arc welding, is preferred than single capping weld? Is there any metallurgical affect due to dilution in single layer weld capping?

 

Rgds

 

 

Maritime Industrial Services Co. Ltd. Inc. (MIS) Corporate Office: Oilfields Supply Center, JAFZA, P.O.Box 11791, Dubai, UAE. Tel: +971-4-883-7040, Fax: +971-4-883-6484 Sharjah Operation: P.O. Box 4596, Sharjah, UAE, Tel: +971-6-528-5345 Fax: +971-6-528-5820 Website: www.miscoltd.com

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Maritime Industrial Services Co. Ltd. Inc. (MIS) Corporate Office: Oilfields Supply Center, JAFZA, P.O.Box 11791, Dubai, UAE. Tel: +971-4-883-7040, Fax: +971-4-883-6484 Sharjah Operation: P.O. Box 4596, Sharjah, UAE, Tel: +971-6-528-5345 Fax: +971-6-528-5820 Website: www.miscoltd.com

The content of this e-mail together with any attachments, statements and opinions expressed herein contain information that may be private and confidential, and are intended for the named recipient/s of the mail only. Protect the Environment ? do you really need to print this email?