welded type one pieces Casing centralizer Elastic centralizer is often used in oil and gas fields to keep the casing centered in the well to improve the cementing quality.The existing elastic centralizer is mainly divided into welding type and clasp type. Its disadvantages are ...
EXTREME HEAT RESISTANT:Cow split leather surface(which made from carefully selected high-quality cow leather with thickness depth above 1.2mm), heat insulation and soft sweat absorbent cotton inside, Canvas cuffs, that make these gloves to withstand temperatures at least 662 ...
EXTREME HEAT RESISTANT:Cow split leather surface(which made from carefully selected high-quality cow leather with thickness depth above 1.2mm), heat insulation and soft sweat absorbent cotton inside, Canvas cuffs, that make these gloves to withstand temperatures at least 662 ...