SGD type sleeve type expansion jointDetailed product description：

SGD type sleeve type expansion joint

Preparation Instructions
S: Improved on the basis of national standard S313
GD: The pipe code (A) is disc type; (B) To pass on; (C) For plug-in type
ZH62, HT, and JH are respectively copper, gray iron, and copper plated telescopic pipes with a ratio of 1.0: Kg=1.0MPa

Size Table of Large and Small Heads

DN×DN(mm)	H(mm)	DN×DN(mm)	H(mm)
80×50	one hundred and fifty-five	600×400	two hundred and twenty
100×80	one hundred and seventy-five	500×350	two hundred and twenty
150×100	one hundred and sixty-five	400×300	two hundred
200×150	one hundred and eighty	300×200	two hundred
250×200	two hundred	200×100	two hundred
300×250	two hundred	250×150	two hundred
350×300	two hundred	150×80	one hundred and seventy-five
400×350	two hundred	150×50	one hundred and seventy-five
500×400	two hundred and fifteen	100×50	one hundred and seventy

The SGD sleeve expansion joint has a novel style and compact structure, which can adapt to the axial displacement of pipes at both ends. It has the characteristics of compensation, high voltage resistance, diverse connection methods, reliable use, simple installation, and convenient maintenance. (Q/GCM002-92)。

Basic dimensions of SGD type sleeve type expansion joint

SGD(A)-ZH62、HT、JH-10
Nominal diameter DNmm	Minimum length L1mm	Installation length L2 mm	Maximum length L3mm	Weight Kg
forty	one hundred and seventy	two hundred	two hundred and ten	six point seven five
fifty	one hundred and seventy	two hundred and ten	two hundred and twenty	ten point two five
eighty	two hundred and twenty-five	two hundred and forty	three hundred and five	eighteen
one hundred	two hundred and thirty	two hundred and seventy	three hundred and ten	twenty-four
one hundred and fifty	two hundred and fifty	two hundred and ninety	three hundred and thirty	forty
two hundred	two hundred and fifty	two hundred and ninety	three hundred and thirty	fifty-two
two hundred and fifty	two hundred and sixty	three hundred	three hundred and sixty	sixty-eight
three hundred	two hundred and sixty	three hundred	three hundred and sixty	eighty
three hundred and fifty	two hundred and sixty	three hundred	three hundred and sixty	ninety-two
four hundred	two hundred and sixty	three hundred	three hundred and sixty	one hundred and twenty
four hundred and fifty	two hundred and ninety	three hundred and seventy	three hundred and ninety	one hundred and eighty
five hundred	three hundred and twenty	three hundred and seventy	four hundred and forty	two hundred and twenty-five
six hundred	three hundred and twenty-five	three hundred and seventy	four hundred and forty-five	two hundred and eighty
seven hundred	three hundred and seventy-five	four hundred and twenty	four hundred and ninety-five	four hundred and five
eight hundred	three hundred and eighty-five	four hundred and forty	five hundred and ten	five hundred and ten
nine hundred	three hundred and ninety	four hundred and forty	five hundred and twenty	five hundred and twenty-five
one thousand	three hundred and fifty	four hundred and forty	four hundred and seventy	six hundred and forty-five
one thousand and two hundred	three hundred and twenty-five	three hundred and sixty	four hundred and forty-five	one thousand and fifty
one thousand and four hundred	four hundred and fifty	five hundred and twenty-five	six hundred	one thousand five hundred and seventy
one thousand and six hundred	four hundred and fifty	five hundred and twenty-five	six hundred	two thousand and fifty
one thousand and eight hundred	five hundred and sixty	six hundred and thirty-five	seven hundred and ten	two thousand and five hundred
two thousand	six hundred	six hundred and seventy-five	seven hundred and fifty	two thousand and eight hundred

The sleeve type expansion joint is composed of a body pipe, expansion pipe, pressure flange, and sealing ring. This product is used in water supply and drainage engineering, providing great convenience for the installation and replacement of water meters and valves in urban water towers and pump rooms. It also plays a good role in filling the expansion and contraction problems caused by temperature differences in long-distance pipelines.

basic size

SGD(A)-ZH62、HT、JH-10
Nominal Diameter mm	Installation degree L1 mm	Minimum length L2 mm	Maximum length L3 mm	Weight Kg
one hundred	two hundred and seventy	three hundred and ten	three hundred and fifty	twenty-five
one hundred and fifty	three hundred and twenty	three hundred and sixty	four hundred	forty-two
two hundred	two hundred and ninety-five	three hundred and forty	three hundred and seventy-five	fifty-two
two hundred and fifty	three hundred and ten	three hundred and sixty	four hundred and ten	sixty-eight
three hundred	three hundred	three hundred and fifty	four hundred	eighty-eight
four hundred	three hundred and forty-five	three hundred and ninety	four hundred and forty	one hundred and fifty

basic size