Specification for weldable chromium-nickel centrifugally cast steel tubes / 
British Standards Institution. 
 - 15 pages :  illustrations ;  33cm. 
 - British standard ;  BS 4534 : 1969 .
 - British standard ;  BS 4534 : 1969 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nickel-chromium alloys--Specifications.<br/>Tubes, Steel--Specifications.