BS 497:1933
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British Standard Cast Iron Light Manhole Covers and Frames shall comply in every respect with the requirements of this Specification. They shall be made of a suitable grade of pig iron with a mixture of clean scrap. The castings shall be sound and shall be such that they may be easily drilled, tapped and filed.
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 07/17/1933
- Number of Pages:
- 7
- File Size:
- 1 file , 950 KB
- Product Code(s):
- 30305673, 30305673, 30305673